JPH11104502A - Controller for rice milling machine and control therefor - Google Patents

Controller for rice milling machine and control therefor

Info

Publication number
JPH11104502A
JPH11104502A JP26470897A JP26470897A JPH11104502A JP H11104502 A JPH11104502 A JP H11104502A JP 26470897 A JP26470897 A JP 26470897A JP 26470897 A JP26470897 A JP 26470897A JP H11104502 A JPH11104502 A JP H11104502A
Authority
JP
Japan
Prior art keywords
raw
chamber
rice
power
polishing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP26470897A
Other languages
Japanese (ja)
Inventor
Naruaki Yamahara
成晃 山原
Akio Matsui
昭男 松井
Sakae Matsuo
栄 松尾
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Kubota Corp
Original Assignee
Kubota Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kubota Corp filed Critical Kubota Corp
Priority to JP26470897A priority Critical patent/JPH11104502A/en
Publication of JPH11104502A publication Critical patent/JPH11104502A/en
Pending legal-status Critical Current

Links

Abstract

PROBLEM TO BE SOLVED: To provide a controller for a rice milling machine capable of exactly recognizing the loading state in a polishing chamber and executing rice milling to a desired whiteness, and a control method therefor. SOLUTION: The electric power value of a motor 5 for driving power of the rice milling machine, which polishes the unpolished rice as a raw material fed into the polishing chamber 1 by rotating a polishing roll 3 disposed in the polishing chamber 1 by the motor 5 for driving power and adjusts the internal pressure of the raw material in the polishing chamber 1 by adjusting the energizing force of a resistance plate 4 according to the loading state of the raw material in the polishing chamber 1, is detected from a wattmeter 25 and the energizing force of the resistance plate 4 is adjusted by judging the loading state of the raw material for polishing in the polishing chamber 1 in accordance with the electric power value of the motor 5 for driving power. As a result, the loading state of the raw material for polishing in the polishing chamber l is exactly recognized without being affected by the fluctuation in the power-supply voltage, the unbalance in the correlation of the power-supply voltage and the characteristics of the motor 5 for driving power. The rice milling to the desired whiteness is thus made possible.

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【0001】[0001]

【発明の属する技術分野】本発明は、精米原料である玄
米を白米に精白処理する精米機、特にその制御装置およ
び制御方法に関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a milling machine for milling brown rice, which is a raw rice material, into white rice, and more particularly to a control apparatus and a control method therefor.

【0002】[0002]

【従来の技術】精米機は図4に示すように構成されてい
る。ホッパ9にその入口1a側が接続された精白室1の
内部には、送りロール2,精白ロール3が配設されてお
り、精白室1の出口には通路を閉方向に付勢して規制す
ることにより精白室1内の原料(玄米)の負荷を調整す
る負荷調整手段としての抵抗板4が設けられている。
2. Description of the Related Art A rice mill is constructed as shown in FIG. A feed roll 2 and a whitening roll 3 are provided inside the whitening chamber 1 whose inlet 1a side is connected to the hopper 9, and the outlet of the whitening chamber 1 regulates the passage by urging the passage in the closing direction. A resistance plate 4 is provided as load adjusting means for adjusting the load of the raw material (brown rice) in the whitening chamber 1.

【0003】精米処理は、送りロール2と精白ロール3
とを動力源である三相交流の駆動用モータ5で回転駆動
し、ホッパ9からその自重により投入された玄米を送り
ロール2で抵抗板4に向かって押し込み、精白室1の内
側の網8と回転駆動されている精白ロール3との間で玄
米を精米処理し、精米された白米が抵抗板4に抗しなが
ら白米流出口7から払い出されるようになっている。抵
抗板4による付勢力を小さくした場合には、精白室1の
内部圧力が低くなって白度が低くなり、抵抗板4による
付勢力を大きくした場合には、精白室1の内部圧力が高
くなって白度が高くなるように図られている。なお、図
4における10は三相交流などの交流電源である。
[0003] Rice polishing is performed by a feed roll 2 and a whitening roll 3
Are rotated by a three-phase AC driving motor 5 as a power source, and the brown rice fed by its own weight from the hopper 9 is pushed toward the resistance plate 4 by the feed roll 2, and the net 8 inside the polishing chamber 1 is moved. The brown rice is milled between the milling roll 3 and the rotating white mill 3, and the milled white rice is discharged from the white rice outlet 7 while resisting the resistance plate 4. When the urging force of the resistance plate 4 is reduced, the internal pressure of the whitening chamber 1 is reduced and the whiteness is reduced, and when the urging force of the resistance plate 4 is increased, the internal pressure of the whitening chamber 1 is increased. It is designed to increase whiteness. Note that reference numeral 10 in FIG. 4 denotes an AC power supply such as a three-phase AC.

【0004】抵抗板4は、例えば、支点11aを中心に
揺動自在のリンク11の一端に取付軸12を介して取り
付けられ、リンク11の他端には引張ばね14が接続さ
れ、引張ばね14の引張付勢力により白米流出口7を閉
鎖する方向に抵抗板4が付勢されている。引張ばね14
の他端は、リニアヘッド16により昇降自在に支持され
た昇降ロッド17に係合され、この昇降ロッド17はリ
ニアヘッド16内に設けられた伝達機構(図示せず)を
介して正逆両方向に回転自在の調整用モータ18により
昇降される。なお、19は昇降ロッド17と引張ばね1
4の他端とを連結する連結板である。これらの抵抗板
4,引張ばね14,リニアヘッド16,昇降ロッド1
7,調整用モータ18などにより負荷調整手段24が構
成されている。
The resistance plate 4 is attached to one end of a link 11 swingable about a fulcrum 11a via an attachment shaft 12, and a tension spring 14 is connected to the other end of the link 11, for example. The resistance plate 4 is urged in a direction to close the white rice outlet 7 by the tension urging force. Tension spring 14
Is engaged with a lifting rod 17 supported by a linear head 16 so as to be movable up and down. The lifting rod 17 is moved in both forward and reverse directions via a transmission mechanism (not shown) provided in the linear head 16. It is raised and lowered by a rotatable adjustment motor 18. Reference numeral 19 denotes a lifting rod 17 and a tension spring 1
4 is a connecting plate for connecting the other end of the connecting member 4. These resistance plate 4, tension spring 14, linear head 16, lifting rod 1
7. The load adjusting means 24 is constituted by the adjusting motor 18 and the like.

【0005】ここで、駆動用モータ5には精白室1の内
部圧力に応じて負荷がかかり、負荷の変化に伴ってその
電流値が変化する。したがって、白度に対応する駆動用
モータ5の設定電流値を予め設定し、この設定電流値と
実際の電流値とが異なる場合には、実際の電流値が設定
電流値に等しくなるように制御部20にて調整用モータ
18を正方向または逆方向に回転駆動させることによ
り、所望の白度に精米されるように意図されている。な
お、21は駆動用モータ5の電流値を検出する電流セン
サ,22は電流値と白度との関係を記憶する記憶部,2
3はA/D変換器である。
Here, a load is applied to the driving motor 5 in accordance with the internal pressure of the refining chamber 1, and the current value changes with the change in the load. Therefore, the set current value of the driving motor 5 corresponding to the whiteness is set in advance, and when the set current value is different from the actual current value, control is performed so that the actual current value becomes equal to the set current value. By rotating the adjusting motor 18 in the forward direction or the reverse direction in the section 20, it is intended to mill rice to a desired whiteness. Reference numeral 21 denotes a current sensor for detecting the current value of the driving motor 5, 22 denotes a storage unit for storing a relationship between the current value and whiteness, and 2
3 is an A / D converter.

【0006】[0006]

【発明が解決しようとする課題】しかしながら、駆動用
モータ5の電流値と精白室1の負荷状態とは概ね相関関
係があるが、電源電圧の高低、相関のアンバランスによ
って、同じ負荷状態であっても、駆動用モータ5の電流
値が異なった値をとる。また、駆動用モータ5の特性に
よっても電流値が異なった値をとる。すなわち、駆動用
モータ5の電流値だけに基づいて精白室1内の負荷状態
を判断すると、実際の負荷状態と異なって駆動用モータ
5が制御されて、目的の白度に精米されないおそれがあ
った。
However, the current value of the driving motor 5 and the load state of the refining chamber 1 generally have a correlation, but the same load state occurs due to the power supply voltage level and the imbalance of the correlation. Even so, the current value of the driving motor 5 takes a different value. Also, the current value varies depending on the characteristics of the driving motor 5. That is, when the load state in the whitening chamber 1 is determined based only on the current value of the drive motor 5, the drive motor 5 is controlled differently from the actual load state, and there is a possibility that the rice is not milled to the target whiteness. Was.

【0007】本発明は上記した課題を解決するもので、
精白室内の負荷状態を正確に把握できて、所望の白度に
精米することができる精米機の制御装置および制御方法
を提供することを目的とするものである。
The present invention solves the above-mentioned problems, and
It is an object of the present invention to provide a control device and a control method of a rice mill capable of accurately grasping a load state in a polishing room and polishing rice to a desired whiteness.

【0008】[0008]

【課題を解決するための手段】上記問題を解決するため
に、請求項1記載の精米機の制御装置は、精白室に配設
された精白ロールを動力源の駆動力により回転して精白
室に送り込まれた原料を精白し、精白室内の原料の負荷
状態に応じて負荷調整手段にて精白室内の原料による内
部圧力を調整する精米機において、動力源の電力値を検
出する電力検知手段と、動力源の電力値に基づいて精白
室内の精白原料の負荷状態を判断して負荷調整手段を制
御する制御部とを備えたものである。
According to a first aspect of the present invention, there is provided a rice mill control device for rotating a polishing roll provided in a polishing room by a driving force of a power source. Power detection means for detecting the power value of the power source in a rice mill for refining the raw material fed into the polishing chamber and adjusting the internal pressure of the raw material in the refining chamber with load adjusting means according to the load state of the raw material in the refining chamber; And a control unit for determining the load state of the whitening raw material in the whitening room based on the power value of the power source and controlling the load adjusting means.

【0009】また、請求項2記載の精米機の制御方法
は、精白室に配設された精白ロールを動力源の駆動力に
より回転して精白室に送り込まれた原料を精白し、精白
室内の原料の負荷状態に応じて負荷調整手段にて精白室
内の原料による内部圧力を調整する精米機において、動
力源の電力値を電力検知手段から検出し、動力源の電力
値に基づいて精白室内の精白原料の負荷状態を判断して
負荷調整手段を制御するものである。
According to a second aspect of the present invention, there is provided a method for controlling a rice mill, wherein a milling roll disposed in a milling chamber is rotated by a driving force of a power source to mill raw materials sent into the milling chamber, and the milling chamber is provided with a polishing machine. In a rice milling machine that adjusts the internal pressure of the raw material in the polishing chamber with the load adjusting means according to the load state of the raw material, the power value of the power source is detected from the power detection means, and the power in the polishing chamber is The load state of the whitening raw material is determined to control the load adjusting means.

【0010】上記精米機の制御装置および制御装置によ
れば、動力源の電力値に基づいて精白室内の精白原料の
負荷状態を判断して制御するため、電源電圧の変動や電
源電圧の相関のアンバランス、駆動源の特性などに影響
されることなく、精白室内の精白原料の負荷状態を正確
に把握でき、所望の白度に精米することができる。
According to the control device and the control device of the rice mill, the load state of the whitening raw material in the whitening room is determined and controlled based on the power value of the power source. The load state of the whitening raw material in the whitening room can be accurately grasped without being affected by the imbalance, the characteristics of the driving source, and the like, and the rice can be polished to a desired whiteness.

【0011】また、この精米機の制御方法は、精白室に
十分な玄米が供給された通常精米時だけでなく、初期精
白処理時にも、良好に適用できるものである。
The method for controlling a rice mill can be applied favorably not only to ordinary rice milling in which sufficient brown rice has been supplied to the milling chamber, but also to initial milling processing.

【0012】[0012]

【発明の実施の形態】以下、本発明の実施の形態を図面
に基づいて説明する。なお、従来のものと同機能のもの
には同符号を付してその説明は省略する。
Embodiments of the present invention will be described below with reference to the drawings. The components having the same functions as those of the related art are denoted by the same reference numerals, and the description thereof is omitted.

【0013】図1に示すように、この精米機において
は、駆動用モータ5の電流値を検出する電流センサが設
けられておらず、これに代えて、動力用モータ5への電
力値を検出する電力計25が設けられている。この電力
計25はE・I・cosθ(ただし、Eは電圧、Iは電
流、θは電圧と電流との位相角である)で表される電力
値を測定する。
As shown in FIG. 1, the rice mill does not include a current sensor for detecting a current value of the driving motor 5, and instead detects a power value to the power motor 5. A power meter 25 is provided. The wattmeter 25 measures a power value represented by E · I · cos θ (where E is a voltage, I is a current, and θ is a phase angle between the voltage and the current).

【0014】そして制御部26が、電力計25で検出し
た駆動用モータ5の電力値に基づいて精白室1内の精白
原料の負荷状態を判断して抵抗板4の付勢力を調整する
ようになっている。また、制御部26にはROMからな
る記憶部22が接続され、この記憶部22には図2に示
すような電力値から負荷量を計算するためのルックアッ
プテーブルが記憶されている。
The control unit 26 determines the load state of the whitening raw material in the whitening room 1 based on the power value of the driving motor 5 detected by the wattmeter 25 and adjusts the urging force of the resistance plate 4. Has become. The control unit 26 is connected to a storage unit 22 composed of a ROM. The storage unit 22 stores a look-up table for calculating a load amount from a power value as shown in FIG.

【0015】上記構成において制御部26は、精白室1
に十分な玄米が供給された状態で精米処理が行われる通
常精米時に、精白ロール3を回転駆動する駆動用モータ
5の電力値を電力計25により随時検出しており、ルッ
クアップテーブルにおけるこれらの電力値に基づいて精
白室1内の負荷状態を演算算出する。そして、この負荷
状態に基づいて、抵抗板4の付勢力を調整制御する。
In the above-described configuration, the control unit 26 includes the refining room 1
During normal milling, when milling is performed in a state where sufficient brown rice is supplied, the power value of the drive motor 5 for rotating and driving the milling roll 3 is detected from time to time by the wattmeter 25, and these power values are stored in the lookup table. The load state in the refining room 1 is calculated based on the power value. Then, based on this load state, the urging force of the resistance plate 4 is adjusted and controlled.

【0016】したがって、近くの場所で大量に電力を消
費する機器が駆動されたり、電力供給地域における消費
が多くなる時間帯となったりして、電源電圧が低下し、
これに伴って駆動用モータ5の電流値が変化するような
場合でも、精白室1内の負荷量を的確に判定でき、負荷
調整手段としての抵抗板4による圧力調整は精白室1の
負荷状態に対応したものとなって、所望の白度に安定し
て精米される。また、電源電圧の相関のアンバランスや
駆動用モータ5の特性などにも影響されることなく、精
白室1内の負荷量を的確に判定できて、抵抗板4による
圧力調整を精白室1の負荷状態に対応して行うことがで
き、所望の白度に安定して精米できる。
Therefore, a device that consumes a large amount of power is driven in a nearby place, or a time period when power consumption is high in a power supply area is caused, so that the power supply voltage is reduced.
Even when the current value of the driving motor 5 changes accordingly, the load amount in the refining chamber 1 can be accurately determined, and the pressure adjustment by the resistance plate 4 as the load adjusting means is performed in the load state of the refining chamber 1. The rice is stably polished to a desired whiteness. Further, the load amount in the refining chamber 1 can be accurately determined without being affected by the imbalance in the correlation of the power supply voltage, the characteristics of the driving motor 5, and the like, and the pressure adjustment by the resistance plate 4 can be performed in the refining chamber 1. It can be performed according to the load condition, and can stably mill rice to a desired whiteness.

【0017】図3は、本発明の第2の実施の形態を示す
ものであるが、図1に示す精米機と同機能のものには同
符号を付す。この精米機は、ホッパ9と精白室1の入口
1aとの間に、原料である玄米を精白室1へ供給する原
料供給装置30が設けられている。原料供給装置30
は、ホッパ9の出口と精白室1の入口1aとを連通する
供給通路31に配設されて玄米6を精白室1の精白ロー
ル3側に送り込んで供給する送り込み羽根車32と、こ
の送り込み羽根車32を回転駆動させる供給駆動モータ
33とからなる。
FIG. 3 shows a second embodiment of the present invention. The same reference numerals are given to those having the same functions as those of the rice milling machine shown in FIG. In this rice mill, a raw material supply device 30 that supplies brown rice as a raw material to the whitening chamber 1 is provided between the hopper 9 and the entrance 1a of the whitening chamber 1. Raw material supply device 30
Is a feed impeller 32 disposed in a supply passage 31 communicating the outlet of the hopper 9 and the inlet 1a of the milling chamber 1 to feed the brown rice 6 to the milling roll 3 side of the milling chamber 1 for feeding. And a supply drive motor 33 for driving the vehicle 32 to rotate.

【0018】なお、抵抗板4を白米流出口7の閉鎖方向
に付勢する引張ばね14の他端は、連結板19を介して
所定位置に固定されており、引張ばね14は端部が固定
された状態で抵抗板4を付勢するようになっている。
The other end of the tension spring 14 for urging the resistance plate 4 in the closing direction of the white rice outlet 7 is fixed at a predetermined position via a connecting plate 19, and the end of the tension spring 14 is fixed. In this state, the resistance plate 4 is urged.

【0019】この精米機においても、駆動用モータ5の
電力値を検出する電力計25が設けられている。そして
制御部35が、電力計25で検出した駆動用モータ5の
電力値に基づいて精白室1内の精白原料の負荷状態を演
算算出し、この負荷状態から判断して送り込み羽根車3
2による玄米6の精白室1への送り込み量を調整するよ
うになっている。また、制御部35にはROMからなる
記憶部22が接続され、この記憶部22には上記と同様
のルックアップテーブルが記憶されている。
This rice polishing machine is also provided with a power meter 25 for detecting a power value of the driving motor 5. Then, the control unit 35 calculates and calculates the load state of the whitening raw material in the whitening chamber 1 based on the power value of the driving motor 5 detected by the wattmeter 25, and judges from the load state to determine the feed impeller 3
The feed amount of the brown rice 6 into the refining chamber 1 by the second rice pad 2 is adjusted. The control unit 35 is connected to the storage unit 22 including a ROM, and the storage unit 22 stores the same lookup table as described above.

【0020】この精米機においても、精白ロール3を回
転駆動する駆動用モータ5の電力値を電力計25で随時
検出しており、ルックアップテーブルにおける電力値に
基づいて精白室1内の負荷量を算出する。
Also in this rice milling machine, the power value of the driving motor 5 for rotatingly driving the whitening roll 3 is constantly detected by the wattmeter 25, and the load amount in the whitening room 1 is determined based on the power value in the lookup table. Is calculated.

【0021】そして、この精米機においては、精米機の
運転開始時には、予め設定された回転数で送り込み羽根
車32を回転させ、玄米6はこの回転数に応じた所定の
供給量で供給される。
When the operation of the rice milling machine is started, the feed impeller 32 is rotated at a preset number of revolutions, and the brown rice 6 is supplied at a predetermined supply amount corresponding to the number of revolutions. .

【0022】この後、例えば所定時間経過した後、精白
ロール3を回転駆動する駆動用モータ5の電力量を電力
計25により検出し、ルックアップテーブルにおける電
力値に対応する箇所から精白室1内の負荷状態を算出す
る。そして、この負荷量に応じて送り込み羽根車32の
回転数を制御する。すなわち、負荷量が設定値より小さ
い場合には、駆動用モータ5の負荷が小さくて精白室1
内の玄米6の圧力が低いと判断して、送り込み羽根車3
2の回転数を増加させる。これにより、精白室1内に多
量の玄米6が供給されて、精白室1内の玄米6の圧力が
適正な圧力に近づき、その結果、目的とする白度に精米
される。一方、負荷量が設定値より大きい場合には、駆
動用モータ5の負荷が大きくて精白室1内の玄米6の圧
力が高いと判断して、送り込み羽根車32の回転数を減
少させる。これにより、精白室1内に少量の玄米6が供
給されて、精白室1内の玄米6の圧力が適正な圧力に近
づき、その結果、目的とする白度に精米される。
Thereafter, for example, after a lapse of a predetermined time, the power amount of the driving motor 5 for rotating and driving the whitening roll 3 is detected by the wattmeter 25, and the electric power in the whitening chamber 1 is detected from a position corresponding to the electric power value in the lookup table. Is calculated. Then, the rotation speed of the feed impeller 32 is controlled according to the load amount. That is, when the load amount is smaller than the set value, the load on the driving motor 5 is small and
Judge that the pressure of brown rice 6 in the inside is low, and send impeller 3
2. Increase the number of rotations. As a result, a large amount of brown rice 6 is supplied into the whitening chamber 1, and the pressure of the brown rice 6 in the whitening chamber 1 approaches an appropriate pressure. As a result, the rice is milled to a target whiteness. On the other hand, if the load amount is larger than the set value, it is determined that the load of the driving motor 5 is large and the pressure of the brown rice 6 in the whitening chamber 1 is high, and the rotation speed of the feed impeller 32 is reduced. As a result, a small amount of brown rice 6 is supplied into the milling chamber 1, and the pressure of the brown rice 6 in the milling chamber 1 approaches an appropriate pressure, and as a result, the rice is milled to the target whiteness.

【0023】この精米機においても、電源電圧の低下に
伴って駆動用モータ5の電流値が変化するようなことが
あった場合でも、このような電流値の変動に影響される
ことなく、駆動用モータ5の電力値から精白室1内の負
荷量を的確に判定できるため、負荷調整手段としての原
料供給装置30による供給量の調整は精白室1の負荷状
態に対応したものとなって、所望の白度に安定して精米
される。
In this rice milling machine, even if the current value of the driving motor 5 changes with a decrease in the power supply voltage, the driving is performed without being affected by such a change in the current value. Since the load amount in the refining room 1 can be accurately determined from the power value of the motor 5 for use, the adjustment of the supply amount by the raw material supply device 30 as the load adjusting means corresponds to the load state of the refining room 1. Rice is stably milled to the desired whiteness.

【0024】なお、上記電力値としては、単純に電力計
25の値を用いてもよいが、これに代えて精白室1へ玄
米を全く供給していない無負荷時の電力値を差し引いた
値を用いてもよく、さらに必要に応じて短いサイクルで
測定してその平均値を採用する移動平均値を用いてもよ
い。また、上記実施の形態においては、横型の精米機の
場合を図示したが、縦型の精米機などにも適用可能であ
ることもいうまでもない。また、電源が単相の交流であ
る場合には、単相交流用の電力計を用いればよい。さら
に、このような精米機の機能を備えた設備にも適用でき
る。
As the above power value, the value of the power meter 25 may be simply used, but instead of this value, a value obtained by subtracting the power value at the time of no load in which no brown rice is supplied to the polishing room 1 is subtracted. May be used, and if necessary, a moving average value that is measured in a short cycle and the average value thereof may be used. Further, in the above embodiment, the case of a horizontal rice mill is illustrated, but it is needless to say that the present invention is applicable to a vertical rice mill and the like. When the power supply is a single-phase alternating current, a power meter for single-phase alternating current may be used. Furthermore, the present invention can be applied to equipment having such a rice milling function.

【0025】[0025]

【発明の効果】以上のように本発明によれば、動力源の
電力値に基づいて精白室内の精白原料の負荷状態を判断
して制御することにより、電源電圧が変化したり、電源
電圧の相関がアンバランスであったりした場合でも精白
室内の精白原料の負荷状態を正確に把握でき、所望の白
度に精米することができて、精米処理の信頼性が向上す
る。
As described above, according to the present invention, the power supply voltage is changed or the power supply voltage is changed by judging and controlling the load state of the whitening material in the whitening room based on the power value of the power source. Even when the correlation is unbalanced, the load state of the whitening raw material in the whitening room can be accurately grasped, and the whiteness can be polished to a desired whiteness, thereby improving the reliability of the whitening process.

【図面の簡単な説明】[Brief description of the drawings]

【図1】本発明の第1の実施の形態における精米機を概
略的に示す図である。
FIG. 1 is a view schematically showing a rice mill according to a first embodiment of the present invention.

【図2】同精米機の負荷状態の特性を示すグラフであ
る。
FIG. 2 is a graph showing characteristics of the rice polishing machine in a load state.

【図3】本発明の第2の実施の形態における精米機を概
略的に示す図である。
FIG. 3 is a view schematically showing a rice mill according to a second embodiment of the present invention.

【図4】従来の精米機を概略的に示す図である。FIG. 4 is a view schematically showing a conventional rice mill.

【符号の説明】[Explanation of symbols]

1 精白室 3 精白ロール 4 抵抗板 5 駆動用モータ(動力源) 6 玄米(原料) 22 記憶部 24 負荷調整手段 25 電力計 26,35 制御部 30 原料供給装置(負荷調整手段) DESCRIPTION OF SYMBOLS 1 Refining room 3 Refining roll 4 Resistance plate 5 Driving motor (power source) 6 Brown rice (raw material) 22 Storage unit 24 Load adjusting means 25 Wattmeter 26, 35 Control unit 30 Raw material supply device (load adjusting means)

Claims (3)

【特許請求の範囲】[Claims] 【請求項1】 精白室に配設された精白ロールを動力源
の駆動力により回転して精白室に送り込まれた原料を精
白し、精白室内の原料の負荷状態に応じて負荷調整手段
にて精白室内の原料による内部圧力を調整する精米機に
おいて、動力源の電力値を検出する電力検知手段と、動
力源の電力値に基づいて精白室内の精白原料の負荷状態
を判断して負荷調整手段を制御する制御部とを備えた精
米機の制御装置。
1. A refining roll disposed in a refining chamber is rotated by a driving force of a power source to refinish raw materials sent to the refining chamber, and a load adjusting means is provided in accordance with a load state of the raw materials in the refining chamber. In a rice mill for adjusting the internal pressure of the raw material in the polishing chamber, a power detecting means for detecting a power value of a power source, and a load adjusting means for determining a load state of the raw material in the polishing chamber based on the power value of the power source. Control device for a rice milling machine, comprising: a control unit for controlling a rice mill.
【請求項2】 精白室に配設された精白ロールを動力源
の駆動力により回転して精白室に送り込まれた原料を精
白し、精白室内の原料の負荷状態に応じて負荷調整手段
にて精白室内の原料による内部圧力を調整する精米機に
おいて、動力源の電力値を電力検知手段から検出し、動
力源の電力値に基づいて精白室内の精白原料の負荷状態
を判断して負荷調整手段を制御する精米機の制御方法。
2. A refining roll disposed in a refining chamber is rotated by a driving force of a power source to refinize the raw material sent to the refining chamber, and a load adjusting means is provided in accordance with a load state of the raw material in the refining chamber. In a rice mill for adjusting the internal pressure of the raw material in the polishing room, the power value of the power source is detected from the power detection unit, and the load state of the raw material in the polishing room is determined based on the power value of the power source. Control method of rice milling machine.
【請求項3】 精白室に十分な玄米が供給された状態で
精米する通常精米時に、動力源の電力値を電力検知手段
から検出し、動力源の電力値に基づいて精白室内の精白
原料の負荷状態を判断して負荷調整手段を制御する請求
項2に記載の精米機の制御方法。
3. A normal rice milling operation in a state where sufficient brown rice is supplied to the milling chamber, the power value of the power source is detected from the power detection means, and based on the power value of the power source, the raw material in the milling chamber is detected. The method for controlling a rice mill according to claim 2, wherein the load condition is determined to control the load adjusting means.
JP26470897A 1997-09-30 1997-09-30 Controller for rice milling machine and control therefor Pending JPH11104502A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP26470897A JPH11104502A (en) 1997-09-30 1997-09-30 Controller for rice milling machine and control therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP26470897A JPH11104502A (en) 1997-09-30 1997-09-30 Controller for rice milling machine and control therefor

Publications (1)

Publication Number Publication Date
JPH11104502A true JPH11104502A (en) 1999-04-20

Family

ID=17407089

Family Applications (1)

Application Number Title Priority Date Filing Date
JP26470897A Pending JPH11104502A (en) 1997-09-30 1997-09-30 Controller for rice milling machine and control therefor

Country Status (1)

Country Link
JP (1) JPH11104502A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008080202A (en) * 2006-09-26 2008-04-10 Taiwa Seiki:Kk Rice-cleaning method and rice-cleaning machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008080202A (en) * 2006-09-26 2008-04-10 Taiwa Seiki:Kk Rice-cleaning method and rice-cleaning machine

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